Wiktionary
n. (context aviation English) The shape and layout of a fixed-wing aircraft's fuselage and wing.
Usage examples of "planform".
The 5005h3 was a stretched delta planform 120 meters long, with a wingspan of a hundred meters.
He withdrew the wings back into a short swept-back planform as the canyon walls rushed in on either side.
Its sharp aerodynamic planform had disappeared the instant it struck the rock spur, crumpling and warping until it resembled the worn vacuum-boiled ripples of lava on which it had come to rest.
Directional thrusters gimbaled to their limits, and areas of stalled air coruscated on the planform display of the dynamic pressure distribution.
Through the high-power magnification, the double-delta planform of the massive habitation module was easily discernible on its sweeping turn to final.
Displayed on the immense luminous wall screen behind the briefer was a planform depiction of the planetary system.